Answer:
HeLa cells have been used in research to study
Explanation:
the nature and progression of cancer
Answer:
unfortunately, if the snail is deep inside its shell it is most likely ill.
Answer:
There are four categories for air masses: arctic, tropical, polar and equatorial. Arctic air masses form in the Arctic region and are very cold.
This process is called osmosis whereby water exits the cell through its selectively permeable membrane and into the salt solution to dilute and balance the pressure caused by the concentrated salt solution.
Answer:
C) A, B, and C
Explanation:
The amount of Earth's surface water that is not located in the oceans is the addition of A, B, and C in the pie chart.
About 71% of the Earth's surface is covered by water. The ocean has been reported to hold about 97% of all the water on earth while water present in air, rivers, lakes, glaciers and biological systems constitute the remaining percentage.
<em>From the chart, D can be said to represent the amount of earth's surface water held by oceans while the rest (A, B, and C) can be said to be the amount of Earth's surface water that is not located in the oceans.</em>
The correct option is C.
